Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, Volume 108 |
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Page 62
The urn - shaped dorsal tubercle opens through a round hole ( Fig . 31B ) . The dorsal lamina consists of languets united by a basal membrane which is half the height of a languet ( Fig . 31B ) . The branchial sac has 11 rows of ...
The urn - shaped dorsal tubercle opens through a round hole ( Fig . 31B ) . The dorsal lamina consists of languets united by a basal membrane which is half the height of a languet ( Fig . 31B ) . The branchial sac has 11 rows of ...
Page 90
The oviduct opens against a peculiar structure of the branchial tissue forming an incubatory pouch ( Fig . 44E ) . This pouch is hemispherical and opens between two longitudinal vessels . No larvae are present in the colonies .
The oviduct opens against a peculiar structure of the branchial tissue forming an incubatory pouch ( Fig . 44E ) . This pouch is hemispherical and opens between two longitudinal vessels . No larvae are present in the colonies .
Page 127
Each opens by elongated sperm duct and oviduct , close to each other . The cloacal siphon has a muscular velum in a sphincter . The specimens collected in deep waters off Namibia have a less strong musculature and a thinner branchial ...
Each opens by elongated sperm duct and oviduct , close to each other . The cloacal siphon has a muscular velum in a sphincter . The specimens collected in deep waters off Namibia have a less strong musculature and a thinner branchial ...
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abdomen apical apical margin ascidians bands basal base basitarsus body body wall branchial sac Cape Province cloacal coll collected colonies colour common covered dense described Description developed DIEGO disc distal distribution dorsal Durban extending farm Female folds foreleg forms front genus gonads gut loop hairs half Hartmeyer Head hind Holotype labrum larvae lateral legs length light brown lobes locality longitudinal Male material median Mesosoma Metasoma Michaelsen middle Millar Monniot Museum narrow nectar plants Nieuwoudtville numerous opens oral ovary papillae placenta plants posterior protruding pubescence punctures recorded Rediviva Remarks rows Scrophulariaceae scutum Sept shiny short side siphons slightly Sluiter South Africa species specimens spicules stigmata stomach straw-coloured structure surface tentacles testis thick thin thorax tibia tunic ventral vesicles vessels Western wide zooids